droning Synonyms

monotone drone tinnitus thrumming throbbing tedious strumming speak boringly spout soporific soniferous slugging rumbling rumble rolling toneless twanging talk at length drones twangy sing-song drawly drone on whirr uninflected sound off prevue whispering whirring vibrate purr purring dreary drawling crooning chanting buzz buzzing bourdon booming bombination bombilation bland beating featureless flat flatter pontificate pinging muttering